図21.天井の吊りかたを上から見たところ/(Fig.21. - Method of suspending ceiling as seen from above.)
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  • 図21.天井の吊りかたを上から見たところ/(Fig.21. - Method of suspending ceiling as seen from above.)

図21.天井の吊りかたを上から見たところ/(Fig.21. - Method of suspending ceiling as seen from above.)

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